Ex.3. The acceptance angle of an optical fiber in air is 22° and has a relative refractive index difference of 3%. Estimate the numerical aperture and the critical angle of the core – cladding interface for the fiber.
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Q: refractive index of the core
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A: The critical angle can be calculated by taking the inverse-sine of the ratio of the indices of…
Q: A tank holds a 1.44-m thick layer of oil that floats on a 0.96-m thick layer of brine. Both liquids…
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Q: Consider a ray incident on an interface between air (n = 1) and glass (n = 1.5) at a 50◦angle, as…
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Q: Problem 3 A 1mm filament produces a 1mm x 1mm electron beam incident on an anode disk with anode…
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Q: You are underwater, on the seafloor, looking up. Use n=1.33 for the index of refraction of water. At…
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Q: What is the critical angle for the interface between water and polycarbonate plastic? To be…
A: The critical angle is the angle of incidence at which light is refracted at an angle of 90 degrees…
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A: Given an optical fibre with core and cladding with diffrent refractive index To find condition of…
Q: You are using a transparent tube as an optical fiber in open air (nair= 1.00). You have calculated…
A: CONCEPT:
Q: b. The numerical aperture of an optical fibre is (0 + 0.525). If the refractive index of cladding of…
A: Given, Numerical aperture NA=0.525refractive index of cladding n2=1.45
Q: Sometimes a nonreflective coating is applied to a lens, such as a camera lens. The coating has an…
A: To find the minimum thickness of the coating, we can use the formula: Where is the minimum…
Q: White light originates in water (n 1.33) and then passes through crown glass, which has mild…
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